FR390339A - Sound recording device - Google Patents

Sound recording device

Info

Publication number
FR390339A
FR390339A FR390339DA FR390339A FR 390339 A FR390339 A FR 390339A FR 390339D A FR390339D A FR 390339DA FR 390339 A FR390339 A FR 390339A
Authority
FR
France
Prior art keywords
recording device
sound recording
sound
recording
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Charles Logan Chisholm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR390339A publication Critical patent/FR390339A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR390339D 1908-05-18 1908-05-18 Sound recording device Expired FR390339A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR390339T 1908-05-18

Publications (1)

Publication Number Publication Date
FR390339A true FR390339A (en) 1908-10-02

Family

ID=1435885

Family Applications (1)

Application Number Title Priority Date Filing Date
FR390339D Expired FR390339A (en) 1908-05-18 1908-05-18 Sound recording device

Country Status (1)

Country Link
FR (1) FR390339A (en)

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